AC servo driver system adopts high-performance digital signal processor (DSP) integrated circuit all-digital PSV5060-AC Servo DriverKey Featurses: ... , I2T, over-voltage, over current, overheating, short circuit, circuit interruption, chip damage;Green light for on, red light ... , I2T, over-voltage, over current, overheating, short circuit, circuit interruption, chip damage;Green light for on, red light ...